The argon arc welding machine has a switch marked with 2, 5s and 5s. How to use it?

1, 2.5S is 2.5S, 5S is 5S. This time refers to the time when the torch switch is released and the gas continues to delay.

2. Argon arc welding, that is, tungsten inert gas shielded welding, refers to the welding method with industrial tungsten or active tungsten as the non-melting electrode and inert gas (argon) as the protection, referred to as TIG.

3. The welding gun refers to the parts that perform welding operations in the welding process. Flexible use, convenient and fast, simple process.